2,    animals,    artiodactyl,    Artiodactyla,    Babies,    Babys,    bicolor,    bicolour,    black-white,    cavies,    format,    friends,    friendships,    gnawers,    Highlight,    indoors,    lays,    lie,    lies,    mammals,    newborns,    pets,    piglets,    pigs,    red-and-white,    red-white,    rodents,    shoats,    two-colored,    two-coloured,